html, body, div, h1, p { margin: 0; padding: 0; }
body
{
    font-family: 'Segoe UI', Tahoma;
    font-size: 9px;
    margin: 0px;
    width: 270px;
    height: 80px;
    background-repeat:no-repeat;
    background-color:Transparent;     
}

#CalcTable {padding: 10px;}
#BombSetup {border: 1px solid black;}

.HeaderRow {padding: 10px; margin: 0px;}